Quadcopter



FIG. 1 is a front elevational view of quadcopter showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top perspective view thereof; and,

FIG. 8 is a bottom perspective view thereof.

The stippling shown on the propellers of the quadcopter in FIGS. 5-8 indicates a difference in appearance. 

CLAIM The ornamental design for a quadcopter, as shown and described. 